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Product comparison · 2 laptops

Acer Aspire 1820PTZ-413G32n vs MSI Megabook GT640-004BE laptop Intel® Core™ i7 i7-720QM

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  • 101specifications compared
  • 46differ
  • 55identical
  • 40known for one product only

Key differences

  • Display diagonal
    • 29.5 cm (11.6")
    • 39.1 cm (15.4")
  • Display resolution
    • 1366 x 768 pixels
    • 1680 x 1050 pixels
  • Native aspect ratio
    • 16:9
    • 16:10
  • Processor family
    • Intel® Pentium®
    • Intel® Core™ i7
  • Processor model
    • SU4100
    • i7-720QM
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 2
    • 8
  • Processor frequency
    • 1.3 GHz
    • 1.6 GHz

Side by side

Differences highlightedShow differences only
141 specifications
A

Acer

Aspire 1820PTZ-413G32nView product
B

MSI

Megabook GT640-004BE laptop Intel® Core™ i7 i7-720QM

Model GT640-004BE

View product
Display3 differ
Display diagonalDiffers29.5 cm (11.6")39.1 cm (15.4")
Display resolutionDiffers1366 x 768 pixels1680 x 1050 pixels
LED backlightKnown for oneYes
Native aspect ratioDiffers16:916:10
Display brightnessKnown for one200 cd/m²
Processor14 differ
Processor familyDiffersIntel® Pentium®Intel® Core™ i7
Processor modelDiffersSU4100i7-720QM
Processor coresDiffers24
Processor threadsDiffers28
Processor frequencyDiffers1.3 GHz1.6 GHz
Processor cacheDiffers2 MB6 MB
Processor cache typeDiffersL2Smart Cache
Processor front side busKnown for one800 MHz
Processor socketDiffersBGA 956Socket 988
Processor codenameDiffersPenrynClarksfield
Bus typeDiffersFSBDMI
SteppingDiffersR0B1
Thermal Design Power (TDP)Differs10 W45 W
TcaseKnown for one100 °C
Number of Processing Die TransistorsDiffers410 M774 M
Processing Die sizeDiffers107 mm²296 mm²
Processor generationKnown for oneIntel® Core™ i7
Processor boost frequencyKnown for one2.8 GHz
System bus rateKnown for one2.5 GT/s
Processor seriesKnown for oneIntel Core i7-700 Mobile Series
TjunctionKnown for one100 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots versionKnown for one2.0
CPU multiplier (bus/core ratio)Known for one12
Memory3 differ
Internal memoryDiffers3 GB4 GB
Memory clock speedKnown for one1066 MHz
Memory layout (slots x size)Differs1 x 1 + 1 x 2 GB2 x 2 GB
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryDiffers8 GB4 GB
Storage1 differ
Total storage capacityDiffers320 GB500 GB
Optical drive typeKnown for oneNo
Compatible memory cardsKnown for oneMMC, MS PRO, SD, xD
HDD speedKnown for one7200 RPM
Graphics1 differ
Discrete graphics card modelDiffersIntel® GMA 4500MHDNVIDIA® GeForce® GTS 250M
Discrete graphics card memoryKnown for one0.0625 GB
Maximum graphics card memoryKnown for one1.759 GB
Audioidentical
Number of built-in speakersKnown for one2
Network1 differ
Bluetooth versionDiffers2.1+EDR2.0+EDR
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers32
S/PDIF out portDiffersYesNo
ExpressCard slotDiffersNoYes
Modem (RJ-11) portsDiffers01
eSATA ports quantityKnown for one1
Performance1 differ
Motherboard chipsetDiffersIntel® GS45 ExpressIntel® PM55 Express
Softwareidentical
Trial softwareKnown for one-McAfee Internet Security Suite 2009. -CyberLink PowerDirector, Microsoft Works 9.0 + Office Home & Student 2007.
Bundled softwareKnown for one-Acer Crystal Eye, -Acer GridVista, -Acer Backup Manager, -Acer eRecovery Management, -Acer GameZone, -Acer Game Console, -Adobe Reader, -Adobe Flash Player, -Google Toolbar, -Google Desktop, -Google Setup, -My WinLocker, -Microsoft Windows Live Essentials, -Orion.
Processor special features11 differ
Intel Enhanced Halt StateDiffersNoYes
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo1.0
Processor ARK IDDiffers4356843122
Processor codeDiffersSLGS4SLBLY
Processor package sizeDiffers22 x22 mm37.5 x 37.5 mm
Thermal Monitoring TechnologiesDiffersNoYes
CPU configuration (max)Known for one1
Idle StatesKnown for oneYes
Intel® Smart CacheKnown for oneYes
Physical Address Extension (PAE)Known for oneYes
Supported instruction setsKnown for oneSSE4.2
Batteryidentical
Number of battery cellsKnown for one6
Battery capacityKnown for one62.16 Wh
Battery life (max)Known for one8 h
Power1 differ
AC adapter powerDiffers65 W120 W
AC adapter input voltageKnown for one100 - 240 V
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Password protection typeKnown for oneBIOS
HDD user passwordKnown for oneYes
Weight & dimensions5 differ
WeightDiffers1.72 kg2.7 kg
WidthDiffers285 mm360 mm
DepthDiffers208.9 mm260 mm
Height (front)Differs2.85 cm3.3 cm
Height (rear)Differs3.45 cm3.6 cm
Other features1 differ
Wake-on-LAN readyKnown for oneYes
Internal modemDiffersNoYes
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Keyboard layoutKnown for oneAZERTY

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